$ git clone -n https://gitee.com/src-opencloudos-rpms/tk.git /var/lib/mock/dist-oc9-build-45260-14591/root/chroot_tmpdir/scmroot/tk
Cloning into '/var/lib/mock/dist-oc9-build-45260-14591/root/chroot_tmpdir/scmroot/tk'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/tk
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18a1e8e import tk-8.6.12-3.tl4